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package mage.sets.magic2015;
import java.util.UUID;
import mage.abilities.Ability;
import mage.abilities.common.SimpleStaticAbility;
import mage.abilities.costs.mana.GenericManaCost;
import mage.abilities.dynamicvalue.common.PermanentsOnBattlefieldCount;
import mage.abilities.effects.PreventionEffectImpl;
import mage.abilities.keyword.EquipAbility;
import mage.cards.CardImpl;
import mage.constants.CardType;
import mage.constants.Duration;
import mage.constants.Outcome;
import mage.constants.Rarity;
import mage.constants.Zone;
import mage.filter.common.FilterControlledCreaturePermanent;
import mage.game.Game;
import mage.game.events.GameEvent;
import mage.game.permanent.Permanent;
/**
*
* @author emerald000
*/
public class ShieldOfTheAvatar extends CardImpl {
public ShieldOfTheAvatar(UUID ownerId) {
super(ownerId, 230, "Shield of the Avatar", Rarity.RARE, new CardType[]{CardType.ARTIFACT}, "{1}");
this.expansionSetCode = "M15";
this.subtype.add("Equipment");
// If a source would deal damage to equipped creature, prevent X of that damage, where X is the number of creatures you control.
this.addAbility(new SimpleStaticAbility(Zone.BATTLEFIELD, new ShieldOfTheAvatarPreventionEffect()));
// Equip {2}
this.addAbility(new EquipAbility(Outcome.AddAbility, new GenericManaCost(2)));
}
public ShieldOfTheAvatar(final ShieldOfTheAvatar card) {
super(card);
}
@Override
public ShieldOfTheAvatar copy() {
return new ShieldOfTheAvatar(this);
}
}
class ShieldOfTheAvatarPreventionEffect extends PreventionEffectImpl {
private static final FilterControlledCreaturePermanent filter = new FilterControlledCreaturePermanent("creatures you control");
ShieldOfTheAvatarPreventionEffect() {
super(Duration.WhileOnBattlefield);
this.staticText = "If a source would deal damage to equipped creature, prevent X of that damage, where X is the number of creatures you control.";
}
ShieldOfTheAvatarPreventionEffect(final ShieldOfTheAvatarPreventionEffect effect) {
super(effect);
}
@Override
public ShieldOfTheAvatarPreventionEffect copy() {
return new ShieldOfTheAvatarPreventionEffect(this);
}
@Override
public boolean apply(Game game, Ability source) {
return true;
}
@Override
public boolean replaceEvent(GameEvent event, Ability source, Game game) {
boolean result = false;
Permanent equipment = game.getPermanent(source.getSourceId());
if (equipment != null && equipment.getAttachedTo() != null) {
int numberOfCreaturesControlled = new PermanentsOnBattlefieldCount(filter).calculate(game, source, this);
int toPrevent = Math.min(numberOfCreaturesControlled, event.getAmount());
GameEvent preventEvent = new GameEvent(GameEvent.EventType.PREVENT_DAMAGE, equipment.getAttachedTo(), source.getSourceId(), source.getControllerId(), toPrevent, false);
if (!game.replaceEvent(preventEvent)) {
if (event.getAmount() >= toPrevent) {
event.setAmount(event.getAmount() - toPrevent);
}
else {
event.setAmount(0);
result = true;
}
if (toPrevent > 0) {
game.informPlayers(new StringBuilder("Shield of the Avatar ").append("prevented ").append(toPrevent).append(" damage to ").append(game.getPermanent(equipment.getAttachedTo()).getName()).toString());
game.fireEvent(GameEvent.getEvent(GameEvent.EventType.PREVENTED_DAMAGE,
equipment.getAttachedTo(), source.getSourceId(), source.getControllerId(), toPrevent));
}
}
}
return result;
}
@Override
public boolean applies(GameEvent event, Ability source, Game game) {
if (super.applies(event, source, game)) {
Permanent equipment = game.getPermanent(source.getSourceId());
if (equipment != null && equipment.getAttachedTo() != null
&& event.getTargetId().equals(equipment.getAttachedTo())) {
return true;
}
}
return false;
}
}